Cover for a cartridge of an electronic pen



FIG. 1 is a front-bottom-right perspective view of a cover for a cartridge of an electronic pen according to a first embodiment of my new design;

FIG. 2 is a rear-top-left perspective view thereof;

FIG. 3 is a front elevational view thereof, wherein the cover for a cartridge of an electronic pen has rotational symmetry about a central longitudinal axis so that the rear elevational view, the right side elevational view, and the left side elevational view are identical to the front elevational view and are not shown;

FIG. 4 is bottom plan view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a front-bottom-right perspective view of a cover for a cartridge of an electronic pen according to a second embodiment of my new design;

FIG. 7 is a rear-top-left perspective view thereof;

FIG. 8 is a front elevational view thereof, wherein the cover for a cartridge of an electronic pen has rotational symmetry about a central longitudinal axis so that the rear elevational view, the right side elevational view, and the left side elevational view are identical to the front elevational view and are not shown;

FIG. 9 is bottom plan view thereof; and,

FIG. 10 is a top plan view thereof.

The broken lines in the figures depict portions of the cover for a cartridge of an electronic pen that form no part of the claimed design. 

CLAIM The ornamental design for a cover for a cartridge of an electronic pen, as shown and described. 